KpiManager::getMaxAnswerTime

public function getMaxAnswerTime()
{
	$result = 0;
	$messages = $this->getSessionMessages();

	foreach ($messages as $message)
	{
		$messageAnswerTime = $this->getMessageAnswerTime($message);

		if ($messageAnswerTime > $result)
		{
			$result = $messageAnswerTime;
		}
	}

	return $result;
}